TATA BSVI Gasoline_Bifuel Program – EMS ECU Bosch DTC Troubleshooting Service Manual Version: 2.6 Date: 5-10-2023 Prepared By: Pradip Shimpi Checked By: Yeshwant Jadhav Approved By: Sanjeev M. Document Part No: 2921 02 xxx xxxx Page: 1590 of 1720 Copyright © TATA MOTORS Ltd. This document must not be used in any way, such as copying and redistributing to third parties, without the consent of author. Trouble Shooting:- DTC’s confirmation:- Recheck the fault, fault shall not reappear. Step Checks IF YES IF NO 1 Check the CNG Injector(s) and connections Rectify/Replace CNG Injector(s), Go to Step 2 2 Check the Ignition coil(s) and connections Rectify/Replace Ignition coil(s) Go to Step 3 3 Check the Spark plug(s) Rectify/Replace Spark plug(s) Go to Step 4 4 Check the fuel lines Rectify/Replace fuel lines Go to Step 5 5 Check the fuel filled - Go to Step 6 6 Fault Still Persists? Replace EMS ECU Follow the steps again for reconfirmation
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